About: III Marine Expeditionary Force

The III Marine Expeditionary Force, is a Marine Air-Ground Task Force of the United States Marine Corps that is forward-deployed and able to deploy rapidly and conduct operations across the spectrum from humanitarian assistance and disaster relief to amphibious assault and high intensity combat. III MEF maintains a forward presence in Japan and Asia to support the U.S. – Japan Treaty of Mutual Cooperation and Security and other alliance relationships of the United States.